Zone 3 · Dusty Miller
Planting Dusty Miller in Zone 3
Jacobaea maritima
✅ Dusty Miller thrives in zone 3 (hardy 2–11)
Can I plant today?
✅ Start Dusty Miller indoors now
You're 4 weeks from last frost. Transplant after last frost. Grown mostly for silvery foliage; trim off flower stalks to keep tidy.
Evaluated for April 27, 2026 ·
Zone's last frost
around May 15
Zone's first frost
around September 15
Bloom window
July – August
Peak bloom
July
Sun required
full sun
Mature height
12"
Spacing
10" apart
Type
annual
How to plant Dusty Miller in zone 3
Transplant after last frost. Grown mostly for silvery foliage; trim off flower stalks to keep tidy.
💡 In zone 3, start seeds indoors around February — about 10 weeks before your last frost.
Pair with these for continuous bloom
Dusty Miller peaks in July. These companions keep your bed in color before and after.
Want a full bed designed for zone 3?
Sign up free. GimmeBlooms builds a bloom-succession layout withDusty Miller and 3–5 perfect companions.
Design my bed →